High voltage dc/dc for a sustainable energy interface to power conversion system

Abstract

A power component may include a rectifier circuit configured to receive a first input power from a first power source and convert the first input power to a first direct current (DC) power, wherein the first input power comprises an alternative current (AC). The component may include one or more DC/DC converter circuits configured to receive one or more second input powers from one or more second power sources and convert the one or more second input powers into one or more second DC powers. The component may include a DC link configured to receive the first DC power and the one or more second DC power, wherein the DC link merges an output of the first DC source and output of the one or more second DC sources to produce a final DC power. The component may include an inverter circuit configured to receive the final DC power.

What is claimed is: 
     
         1 . A power component configured to supply an output power comprising:
 a rectifier circuit configured to receive a first input power from a first power source and convert the first input power to a first direct current (DC) power, wherein the first input power comprises an alternative current (AC);   one or more DC/DC converter circuits configured to receive one or more second input powers from one or more second power sources and convert the one or more second input powers into one or more second DC powers;   a DC link configured to receive the first DC power and the one or more second DC powers, wherein the DC link merges an output of the first DC source and an output of the one or more second DC sources to produce a final DC power comprising a final DC voltage;   an inverter circuit configured to receive the final DC power and convert the final DC power to the output power; and   a fault protection circuit configured to interrupt power flow upon a detection of an improper power flow between the one or more second power sources and at least one of the one or more DC/DC converter circuits.   
     
     
         2 . The power component of  claim 1 , wherein the one or more second power sources comprises a battery energy storage system (BESS), wherein the BESS is capable of being charged by the first power source. 
     
     
         3 . The power component of  claim 1 , wherein the one or more second power sources comprises at least one of a solar power generator, a fuel cell or a wind power generator. 
     
     
         4 . The power component of  claim 1 , wherein the one or more second power sources comprises a battery energy storage system (BESS) and at least one of a solar power generator, a fuel cell or a wind power generator, wherein the BESS is capable of being charged by the first power source. 
     
     
         5 . The power component of  claim 1 , wherein the final DC power comprises a merging of an output of two or more second powers. 
     
     
         6 . The power component of  claim 1 , wherein the fault protection circuit comprises a pyro-fuse. 
     
     
         7 . The power component of  claim 1 , wherein the fault protection circuit comprises a crowbar circuit. 
     
     
         8 . The power component of  claim 1 , wherein one of the one or more DC/DC converter circuits are configured to accept 800 VDC to 1500 VDC. 
     
     
         9 . The power component of  claim 8 , wherein one of the one or more DC/DC converter circuits comprises a structure that splits an input VDC onto two rails, wherein the two rails each receive approximately half the input VDC. 
     
     
         10 . The power component of  claim 1 , wherein the one of the one or more DC/DC converter circuits is configured to accept approximately 1500 VDC. 
     
     
         11 . The power component of  claim 1 , wherein one of the one or more DC/DC converter circuits comprises an array of switches for modulating a flow of power, wherein the array of switches comprise insulated-gate bipolar transistors. 
     
     
         12 . The power component of  claim 1 , wherein one of the one or more DC/DC converter circuits comprises insulated-gate bipolar transistors. 
     
     
         13 . The power component of  claim 1 , further comprising one or more processors, wherein the one or more processor are configured to:
 train a power artificial intelligence (AI) or machine learning (ML) model stored in a memory; and   infer a power setting based on the AI or ML model, wherein the power setting comprises switching power from the first power source to the second power source when the AI or ML model predicts that the second power source is capable of supplying power to a load.   
     
     
         14 . A power system comprising:
 one or more power components configured to supply an output power comprising:
 a rectifier circuit configured to receive a first input power from a first power source and convert the first input power to a first direct current (DC) power, wherein the first input power comprises an alternative current (AC); 
 one or more DC/DC converter circuits configured to receive one or more second input powers from one or more second power sources and convert the one or more second input powers into one or more second DC voltages; 
 a DC link configured to receive the first DC power and the one or more second DC voltages, wherein the DC link merges an output of the first DC source and output of the one or more second DC sources to produce a final DC power comprising a final DC voltage; 
 an inverter circuit configured to receive the final DC power and convert the final DC power to the output power; and 
 a fault protection circuit configured to interrupt power flow upon a detection of an improper power flow between the one or more second power sources and at least one of the one or more DC/DC converter circuits. 
   
     
     
         15 . The power system of  claim 14 , wherein the power system comprises two or more power components, each of the two or more power components powered by the first power source and the one or more second power sources. 
     
     
         16 . The power system of  claim 15 , wherein the output power of each of the two or more power components powers a respective load. 
     
     
         17 . The power system of  claim 15 , wherein the output power of each of the two or more power components powers a common load. 
     
     
         18 . A method supplying power to a load comprising:
 receiving a first input power from a first power source;   converting the first input power from an alternating current (AC) power to a first direct current (DC) power;   receiving one or more second input powers from one or more second power sources;   converting the one or more second input powers to one or more second DC powers;   merging the first DC power and the one or more second DC powers to produce a final DC power; and   transmitting the final DC power to the load.   
     
     
         19 . The method of  claim 18 , further comprising:
 Before transmitting the final DC power to the load, converting the final DC power to an output AC power.   
     
     
         20 . The method of  claim 19 , wherein one of the one or more second power sources is a green power source.